External Root Temperature and Its Relationship With Dentin Thickness During Gutta-Percha Removal Procedures With Ultrasound: An Ex Vivo Study - Salazar-Silva, Juan Ramon; Paschoal, Carlos Emilio; Silva, Daniela de Fatima Teixeira da; Zezell, Denise Maria; D'Assunção, Fábio Luiz Cunha; Caldeira, Celso Luiz (Journal of Endodontics, 2024)